# 要求：输入开始数字和结束数字输出这个范围内的偶数
def sum_even_numbers(start,end):
    even_numbers = []
    for i in range(start,end+1):
        if i % 2 == 0:
            even_numbers.append(i)
    print(even_numbers)
start = int(input("请输入开始数字："))
end = int(input("请输入结束数字："))
sum_even_numbers(start,end)